212 



APPENDIX. 



Vascular plants pos- 

 sessing distinct 

 stem and leaves ( 

 (oifronds). With 

 stomata. 



Acrogence. 



ORDER I. Filices, or Ferns. 



,, II. Equisetacece, or Horsetails. 



,, III. Marcileacetz, or Pepperworts. 



,, IV. Lycopodiacece, or Club- mosses. 



,, V. Musd, or True Mosses. 



,, ^J\.Jungermanniace<z, or Scale-mosses. 



,, VII. MarchantiacetZ) or Liverworts. 



,, VIII. Ricciacece, or Crystalworts. 



,, IX. Characece, or Stoneworts. 



Thallogence. 



Cellular plants, with no ^ ~ T T . , , . , 



/ ORDER I. Lichtnes. Lichens, 

 distinction between v TT T- -TVTI. JTV/TII 



> ,, II. Fungi, Mushrooms and Moulds, 

 stem and leaf. No [ 



stomata. 



III. Alga* Seaweeds. 



* Besides the Seaweeds and Confervas, this order comprises the 

 Diatoms, Desmids, and Volvoces described in Chapter I. 



